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单词 dichromate
释义 dichromate Chem.|daɪˈkrəʊmət|
[f. di-2.]
A double chromate (q.v.), as potassium dichromate K2·CrO4·CrO3. (Also bichromate.)
1864in Webster.1876Harley Mat. Med. (ed. 6) 71 Potassic dichromate.1883Athenæum 27 Oct. 538/1 [He] recommends potassium dichromate as an exceedingly useful disinfecting agent.
Hence diˈchromated ppl. a., treated with a dichromate.
1890Abney Treat. Photogr. (ed. 6) 178 The insolubility of dichromated gelatine.
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更新时间:2024/12/22 13:10:25